Vib1/R-12 Indoor Vacuum Circuit Breaker with Side Mounted Poles

Vib1/R-12 Indoor Vacuum Circuit Breaker with Side Mounted Poles

Widely used in power plants, substations, and other electrical equipment,as the protection and control of electrical facilities,especially for the place where the goods are frequently operated under rated current and the multiple breaking current.

Description

Our Mobile Substation, rmu in electrical, SF6 RMU has a steady demand in the market and the quality is absolutely superior, and the price of it is very reasonable. We will work hard to solve social problems centered on the sustainable development goals, and formulate a sustainable policy plan that continuously creates social and corporate value. We have the ability and confidence to provide customers with satisfactory products and services. Our company will always serve customers with a keen market sense, a sound technology management system, high-quality and quick service. In the face of increasingly fierce market competition and the severe test of global economic integration, we abide by the corporate philosophy of 'honesty, pursuit of excellence', make unremitting efforts and redouble our efforts to provide new and old customers with newer and better products and services. Our company has introduced advanced technology at home and abroad, constantly improve our products and enjoy a high reputation among users.

The side mounted indoor vacuum circuit breaker is suitable for 12kV voltage, as a protection and control unit of power equipment, industrial and mining enterprises, it can be used for switching loads of various kinds and frequent operation, repeatedly breaking short-circuit current situation. The product adopts new type of circuit breaker, a VSG part can adopt the international brand of embedded pole, the vacuum interrupter and the main circuit part is fixedly sealed into a whole, protect the interrupter from collision, dust and gel image, strong ability to adapt to the environment, greatly reduces the cost of operation and maintenance. The real implementation of the product part of a maintenance free, low maintenance operation mechanism;


Widely used in power plants, substations, and other electrical equipment,as the protection and control of electrical facilities,especially for the place where the goods are frequently operated under rated current and the multiple breaking current.


NO

Item

Units

Technical parameters

1

Rated voltage

KV

12

2

Rated short-duration power frequency withstand voltage

42/48(Interphase, ground/fracture)

3

Rated lightning impulse withstand voltage

42/48(Interphase, ground/fracture)

4

Rated frequency

Hz

50

5

Rated current

A

630 1250

630 1250 1600
2000 2500 3150

630 1250 1600
2000 2500 3150

6

Rated short-circuit breaking current

KA

20/25

31.5

40

7

Rated short-time withstand voltage

20/25

31.5

40

8

Rated short circuit duration

S

4

9

Rated peak withstand current

KA

50/63

80

100

10

Rated short circuit closing current

50/63

80

100

11

Secondary circuit power frequency withstand voltage (1min)



2000

12

Rated single / back to back capacitor group breaking current

A

630/400(40kA:800/400)

13

Rated capacitor bank closing current


12.5 (frequency is not greater than)

14

Mechanical life

KA

20000

15

Rated current breaking times (electrical life)

20000

16

Rated short circuit current breaking times

times

50(40KA≤30)

17

Dynamic and static contacts allow wear cumulative thickness

mm

3

18

Energy storage time

s

≤10

19

Contact opening distance

mm

11±1

20

Overtravel

3.5±0.5

21

Contact closing bounce time

ms

≤2(40KA≤3)

22

Three-phase split/closed period

≤2

23

Average opening speed (contacts are separated by -8mm)

m/s

1.2±0.2

24

Main conductive loop resistance

0.6±0.2

25

Main conductive loop resistance

μΩ

≤50(630A)≤45(1250A)
≤40 (1600,2000A)≤35 (2500A or more)

26

Rated operation sequence


0-0.3s-Co-180s-Co


Order instruction:

Complete model and order quantity of the product

Rated current, rated voltage, distance of each poles

Rated short circuit breaking current

Rated voltage of operation mechanism open and close release, rated voltage of energy saving motor

Required accessory and quantity

Other requirement please contact with us directly

153.953.91


Through the unremitting efforts of all employees, we continue to improve quality management to ensure that our Vib1/R-12 Indoor Vacuum Circuit Breaker with Side Mounted Poles will always be a product trusted by customers. We are not only committed to meeting the current needs of many industries, but also committed to foreseeing the future development of the market and providing customers with more long-term improvement solutions. We are highly innovative and innovative development ideas and constantly improve the international scientific management standards to meet the needs of customers.

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